diff options
Diffstat (limited to 'readline/readline.h')
| -rw-r--r-- | readline/readline.h | 688 |
1 files changed, 433 insertions, 255 deletions
diff --git a/readline/readline.h b/readline/readline.h index 7804d31efb1..f11b3d0357c 100644 --- a/readline/readline.h +++ b/readline/readline.h @@ -7,7 +7,7 @@ The GNU Readline Library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 1, or + as published by the Free Software Foundation; either version 2, or (at your option) any later version. The GNU Readline Library is distributed in the hope that it will be @@ -18,7 +18,7 @@ The GNU General Public License is often shipped with GNU software, and is generally kept in a file called COPYING or LICENSE. If you do not have a copy of the license, write to the Free Software Foundation, - 675 Mass Ave, Cambridge, MA 02139, USA. */ + 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ #if !defined (_READLINE_H_) #define _READLINE_H_ @@ -29,14 +29,21 @@ extern "C" { #if defined (READLINE_LIBRARY) # include "rlstdc.h" +# include "rltypedefs.h" # include "keymaps.h" # include "tilde.h" #else # include <readline/rlstdc.h> +# include <readline/rltypedefs.h> # include <readline/keymaps.h> # include <readline/tilde.h> #endif +/* Hex-encoded Readline version number. */ +#define RL_READLINE_VERSION 0x0403 /* Readline 4.3 */ +#define RL_VERSION_MAJOR 4 +#define RL_VERSION_MINOR 3 + /* Readline data structures. */ /* Maintaining the state of undo. We remember individual deletes and inserts @@ -61,7 +68,7 @@ extern UNDO_LIST *rl_undo_list; /* The data structure for mapping textual names to code addresses. */ typedef struct _funmap { const char *name; - Function *function; + rl_command_func_t *function; } FUNMAP; extern FUNMAP **funmap; @@ -73,184 +80,191 @@ extern FUNMAP **funmap; /* **************************************************************** */ /* Bindable commands for numeric arguments. */ -extern int rl_digit_argument __P((int, int)); -extern int rl_universal_argument __P((int, int)); +extern int rl_digit_argument PARAMS((int, int)); +extern int rl_universal_argument PARAMS((int, int)); /* Bindable commands for moving the cursor. */ -extern int rl_forward __P((int, int)); -extern int rl_backward __P((int, int)); -extern int rl_beg_of_line __P((int, int)); -extern int rl_end_of_line __P((int, int)); -extern int rl_forward_word __P((int, int)); -extern int rl_backward_word __P((int, int)); -extern int rl_refresh_line __P((int, int)); -extern int rl_clear_screen __P((int, int)); -extern int rl_arrow_keys __P((int, int)); +extern int rl_forward_byte PARAMS((int, int)); +extern int rl_forward_char PARAMS((int, int)); +extern int rl_forward PARAMS((int, int)); +extern int rl_backward_byte PARAMS((int, int)); +extern int rl_backward_char PARAMS((int, int)); +extern int rl_backward PARAMS((int, int)); +extern int rl_beg_of_line PARAMS((int, int)); +extern int rl_end_of_line PARAMS((int, int)); +extern int rl_forward_word PARAMS((int, int)); +extern int rl_backward_word PARAMS((int, int)); +extern int rl_refresh_line PARAMS((int, int)); +extern int rl_clear_screen PARAMS((int, int)); +extern int rl_arrow_keys PARAMS((int, int)); /* Bindable commands for inserting and deleting text. */ -extern int rl_insert __P((int, int)); -extern int rl_quoted_insert __P((int, int)); -extern int rl_tab_insert __P((int, int)); -extern int rl_newline __P((int, int)); -extern int rl_do_lowercase_version __P((int, int)); -extern int rl_rubout __P((int, int)); -extern int rl_delete __P((int, int)); -extern int rl_rubout_or_delete __P((int, int)); -extern int rl_delete_horizontal_space __P((int, int)); -extern int rl_delete_or_show_completions __P((int, int)); -extern int rl_insert_comment __P((int, int)); +extern int rl_insert PARAMS((int, int)); +extern int rl_quoted_insert PARAMS((int, int)); +extern int rl_tab_insert PARAMS((int, int)); +extern int rl_newline PARAMS((int, int)); +extern int rl_do_lowercase_version PARAMS((int, int)); +extern int rl_rubout PARAMS((int, int)); +extern int rl_delete PARAMS((int, int)); +extern int rl_rubout_or_delete PARAMS((int, int)); +extern int rl_delete_horizontal_space PARAMS((int, int)); +extern int rl_delete_or_show_completions PARAMS((int, int)); +extern int rl_insert_comment PARAMS((int, int)); /* Bindable commands for changing case. */ -extern int rl_upcase_word __P((int, int)); -extern int rl_downcase_word __P((int, int)); -extern int rl_capitalize_word __P((int, int)); +extern int rl_upcase_word PARAMS((int, int)); +extern int rl_downcase_word PARAMS((int, int)); +extern int rl_capitalize_word PARAMS((int, int)); /* Bindable commands for transposing characters and words. */ -extern int rl_transpose_words __P((int, int)); -extern int rl_transpose_chars __P((int, int)); +extern int rl_transpose_words PARAMS((int, int)); +extern int rl_transpose_chars PARAMS((int, int)); /* Bindable commands for searching within a line. */ -extern int rl_char_search __P((int, int)); -extern int rl_backward_char_search __P((int, int)); +extern int rl_char_search PARAMS((int, int)); +extern int rl_backward_char_search PARAMS((int, int)); /* Bindable commands for readline's interface to the command history. */ -extern int rl_beginning_of_history __P((int, int)); -extern int rl_end_of_history __P((int, int)); -extern int rl_get_next_history __P((int, int)); -extern int rl_get_previous_history __P((int, int)); +extern int rl_beginning_of_history PARAMS((int, int)); +extern int rl_end_of_history PARAMS((int, int)); +extern int rl_get_next_history PARAMS((int, int)); +extern int rl_get_previous_history PARAMS((int, int)); /* Bindable commands for managing the mark and region. */ -extern int rl_set_mark __P((int, int)); -extern int rl_exchange_point_and_mark __P((int, int)); +extern int rl_set_mark PARAMS((int, int)); +extern int rl_exchange_point_and_mark PARAMS((int, int)); /* Bindable commands to set the editing mode (emacs or vi). */ -extern int rl_vi_editing_mode __P((int, int)); -extern int rl_emacs_editing_mode __P((int, int)); +extern int rl_vi_editing_mode PARAMS((int, int)); +extern int rl_emacs_editing_mode PARAMS((int, int)); + +/* Bindable commands to change the insert mode (insert or overwrite) */ +extern int rl_overwrite_mode PARAMS((int, int)); /* Bindable commands for managing key bindings. */ -extern int rl_re_read_init_file __P((int, int)); -extern int rl_dump_functions __P((int, int)); -extern int rl_dump_macros __P((int, int)); -extern int rl_dump_variables __P((int, int)); +extern int rl_re_read_init_file PARAMS((int, int)); +extern int rl_dump_functions PARAMS((int, int)); +extern int rl_dump_macros PARAMS((int, int)); +extern int rl_dump_variables PARAMS((int, int)); /* Bindable commands for word completion. */ -extern int rl_complete __P((int, int)); -extern int rl_possible_completions __P((int, int)); -extern int rl_insert_completions __P((int, int)); -extern int rl_menu_complete __P((int, int)); +extern int rl_complete PARAMS((int, int)); +extern int rl_possible_completions PARAMS((int, int)); +extern int rl_insert_completions PARAMS((int, int)); +extern int rl_menu_complete PARAMS((int, int)); /* Bindable commands for killing and yanking text, and managing the kill ring. */ -extern int rl_kill_word __P((int, int)); -extern int rl_backward_kill_word __P((int, int)); -extern int rl_kill_line __P((int, int)); -extern int rl_backward_kill_line __P((int, int)); -extern int rl_kill_full_line __P((int, int)); -extern int rl_unix_word_rubout __P((int, int)); -extern int rl_unix_line_discard __P((int, int)); -extern int rl_copy_region_to_kill __P((int, int)); -extern int rl_kill_region __P((int, int)); -extern int rl_copy_forward_word __P((int, int)); -extern int rl_copy_backward_word __P((int, int)); -extern int rl_yank __P((int, int)); -extern int rl_yank_pop __P((int, int)); -extern int rl_yank_nth_arg __P((int, int)); -extern int rl_yank_last_arg __P((int, int)); -/* Not available unless __CYGWIN32__ is defined. */ -#ifdef __CYGWIN32__ -extern int rl_paste_from_clipboard __P((int, int)); +extern int rl_kill_word PARAMS((int, int)); +extern int rl_backward_kill_word PARAMS((int, int)); +extern int rl_kill_line PARAMS((int, int)); +extern int rl_backward_kill_line PARAMS((int, int)); +extern int rl_kill_full_line PARAMS((int, int)); +extern int rl_unix_word_rubout PARAMS((int, int)); +extern int rl_unix_line_discard PARAMS((int, int)); +extern int rl_copy_region_to_kill PARAMS((int, int)); +extern int rl_kill_region PARAMS((int, int)); +extern int rl_copy_forward_word PARAMS((int, int)); +extern int rl_copy_backward_word PARAMS((int, int)); +extern int rl_yank PARAMS((int, int)); +extern int rl_yank_pop PARAMS((int, int)); +extern int rl_yank_nth_arg PARAMS((int, int)); +extern int rl_yank_last_arg PARAMS((int, int)); +/* Not available unless __CYGWIN__ is defined. */ +#ifdef __CYGWIN__ +extern int rl_paste_from_clipboard PARAMS((int, int)); #endif /* Bindable commands for incremental searching. */ -extern int rl_reverse_search_history __P((int, int)); -extern int rl_forward_search_history __P((int, int)); +extern int rl_reverse_search_history PARAMS((int, int)); +extern int rl_forward_search_history PARAMS((int, int)); /* Bindable keyboard macro commands. */ -extern int rl_start_kbd_macro __P((int, int)); -extern int rl_end_kbd_macro __P((int, int)); -extern int rl_call_last_kbd_macro __P((int, int)); +extern int rl_start_kbd_macro PARAMS((int, int)); +extern int rl_end_kbd_macro PARAMS((int, int)); +extern int rl_call_last_kbd_macro PARAMS((int, int)); /* Bindable undo commands. */ -extern int rl_revert_line __P((int, int)); -extern int rl_undo_command __P((int, int)); +extern int rl_revert_line PARAMS((int, int)); +extern int rl_undo_command PARAMS((int, int)); /* Bindable tilde expansion commands. */ -extern int rl_tilde_expand __P((int, int)); +extern int rl_tilde_expand PARAMS((int, int)); /* Bindable terminal control commands. */ -extern int rl_restart_output __P((int, int)); -extern int rl_stop_output __P((int, int)); +extern int rl_restart_output PARAMS((int, int)); +extern int rl_stop_output PARAMS((int, int)); /* Miscellaneous bindable commands. */ -extern int rl_abort __P((int, int)); -extern int rl_tty_status __P((int, int)); +extern int rl_abort PARAMS((int, int)); +extern int rl_tty_status PARAMS((int, int)); /* Bindable commands for incremental and non-incremental history searching. */ -extern int rl_history_search_forward __P((int, int)); -extern int rl_history_search_backward __P((int, int)); -extern int rl_noninc_forward_search __P((int, int)); -extern int rl_noninc_reverse_search __P((int, int)); -extern int rl_noninc_forward_search_again __P((int, int)); -extern int rl_noninc_reverse_search_again __P((int, int)); +extern int rl_history_search_forward PARAMS((int, int)); +extern int rl_history_search_backward PARAMS((int, int)); +extern int rl_noninc_forward_search PARAMS((int, int)); +extern int rl_noninc_reverse_search PARAMS((int, int)); +extern int rl_noninc_forward_search_again PARAMS((int, int)); +extern int rl_noninc_reverse_search_again PARAMS((int, int)); -/* Not available unless readline is compiled -DPAREN_MATCHING. */ -extern int rl_insert_close __P((int, int)); +/* Bindable command used when inserting a matching close character. */ +extern int rl_insert_close PARAMS((int, int)); /* Not available unless READLINE_CALLBACKS is defined. */ -extern void rl_callback_handler_install __P((char *, VFunction *)); -extern void rl_callback_read_char __P((void)); -extern void rl_callback_handler_remove __P((void)); +extern void rl_callback_handler_install PARAMS((const char *, rl_vcpfunc_t *)); +extern void rl_callback_read_char PARAMS((void)); +extern void rl_callback_handler_remove PARAMS((void)); /* Things for vi mode. Not available unless readline is compiled -DVI_MODE. */ /* VI-mode bindable commands. */ -extern int rl_vi_redo __P((int, int)); -extern int rl_vi_undo __P((int, int)); -extern int rl_vi_yank_arg __P((int, int)); -extern int rl_vi_fetch_history __P((int, int)); -extern int rl_vi_search_again __P((int, int)); -extern int rl_vi_search __P((int, int)); -extern int rl_vi_complete __P((int, int)); -extern int rl_vi_tilde_expand __P((int, int)); -extern int rl_vi_prev_word __P((int, int)); -extern int rl_vi_next_word __P((int, int)); -extern int rl_vi_end_word __P((int, int)); -extern int rl_vi_insert_beg __P((int, int)); -extern int rl_vi_append_mode __P((int, int)); -extern int rl_vi_append_eol __P((int, int)); -extern int rl_vi_eof_maybe __P((int, int)); -extern int rl_vi_insertion_mode __P((int, int)); -extern int rl_vi_movement_mode __P((int, int)); -extern int rl_vi_arg_digit __P((int, int)); -extern int rl_vi_change_case __P((int, int)); -extern int rl_vi_put __P((int, int)); -extern int rl_vi_column __P((int, int)); -extern int rl_vi_delete_to __P((int, int)); -extern int rl_vi_change_to __P((int, int)); -extern int rl_vi_yank_to __P((int, int)); -extern int rl_vi_delete __P((int, int)); -extern int rl_vi_back_to_indent __P((int, int)); -extern int rl_vi_first_print __P((int, int)); -extern int rl_vi_char_search __P((int, int)); -extern int rl_vi_match __P((int, int)); -extern int rl_vi_change_char __P((int, int)); -extern int rl_vi_subst __P((int, int)); -extern int rl_vi_overstrike __P((int, int)); -extern int rl_vi_overstrike_delete __P((int, int)); -extern int rl_vi_replace __P((int, int)); -extern int rl_vi_set_mark __P((int, int)); -extern int rl_vi_goto_mark __P((int, int)); +extern int rl_vi_redo PARAMS((int, int)); +extern int rl_vi_undo PARAMS((int, int)); +extern int rl_vi_yank_arg PARAMS((int, int)); +extern int rl_vi_fetch_history PARAMS((int, int)); +extern int rl_vi_search_again PARAMS((int, int)); +extern int rl_vi_search PARAMS((int, int)); +extern int rl_vi_complete PARAMS((int, int)); +extern int rl_vi_tilde_expand PARAMS((int, int)); +extern int rl_vi_prev_word PARAMS((int, int)); +extern int rl_vi_next_word PARAMS((int, int)); +extern int rl_vi_end_word PARAMS((int, int)); +extern int rl_vi_insert_beg PARAMS((int, int)); +extern int rl_vi_append_mode PARAMS((int, int)); +extern int rl_vi_append_eol PARAMS((int, int)); +extern int rl_vi_eof_maybe PARAMS((int, int)); +extern int rl_vi_insertion_mode PARAMS((int, int)); +extern int rl_vi_movement_mode PARAMS((int, int)); +extern int rl_vi_arg_digit PARAMS((int, int)); +extern int rl_vi_change_case PARAMS((int, int)); +extern int rl_vi_put PARAMS((int, int)); +extern int rl_vi_column PARAMS((int, int)); +extern int rl_vi_delete_to PARAMS((int, int)); +extern int rl_vi_change_to PARAMS((int, int)); +extern int rl_vi_yank_to PARAMS((int, int)); +extern int rl_vi_delete PARAMS((int, int)); +extern int rl_vi_back_to_indent PARAMS((int, int)); +extern int rl_vi_first_print PARAMS((int, int)); +extern int rl_vi_char_search PARAMS((int, int)); +extern int rl_vi_match PARAMS((int, int)); +extern int rl_vi_change_char PARAMS((int, int)); +extern int rl_vi_subst PARAMS((int, int)); +extern int rl_vi_overstrike PARAMS((int, int)); +extern int rl_vi_overstrike_delete PARAMS((int, int)); +extern int rl_vi_replace PARAMS((int, int)); +extern int rl_vi_set_mark PARAMS((int, int)); +extern int rl_vi_goto_mark PARAMS((int, int)); /* VI-mode utility functions. */ -extern int rl_vi_check __P((void)); -extern int rl_vi_domove __P((int, int *)); -extern int rl_vi_bracktype __P((int)); +extern int rl_vi_check PARAMS((void)); +extern int rl_vi_domove PARAMS((int, int *)); +extern int rl_vi_bracktype PARAMS((int)); /* VI-mode pseudo-bindable commands, used as utility functions. */ -extern int rl_vi_fWord __P((int, int)); -extern int rl_vi_bWord __P((int, int)); -extern int rl_vi_eWord __P((int, int)); -extern int rl_vi_fword __P((int, int)); -extern int rl_vi_bword __P((int, int)); -extern int rl_vi_eword __P((int, int)); +extern int rl_vi_fWord PARAMS((int, int)); +extern int rl_vi_bWord PARAMS((int, int)); +extern int rl_vi_eWord PARAMS((int, int)); +extern int rl_vi_fword PARAMS((int, int)); +extern int rl_vi_bword PARAMS((int, int)); +extern int rl_vi_eword PARAMS((int, int)); /* **************************************************************** */ /* */ @@ -260,141 +274,176 @@ extern int rl_vi_eword __P((int, int)); /* Readline functions. */ /* Read a line of input. Prompt with PROMPT. A NULL PROMPT means none. */ -extern char *readline __P((char *)); +extern char *readline PARAMS((const char *)); -extern int rl_initialize __P((void)); +extern int rl_set_prompt PARAMS((const char *)); +extern int rl_expand_prompt PARAMS((char *)); -extern int rl_discard_argument __P((void)); +extern int rl_initialize PARAMS((void)); + +/* Undocumented; unused by readline */ +extern int rl_discard_argument PARAMS((void)); /* Utility functions to bind keys to readline commands. */ -extern int rl_add_defun __P((char *, Function *, int)); -extern int rl_bind_key __P((int, Function *)); -extern int rl_bind_key_in_map __P((int, Function *, Keymap)); -extern int rl_unbind_key __P((int)); -extern int rl_unbind_key_in_map __P((int, Keymap)); -extern int rl_unbind_function_in_map __P((Function *, Keymap)); -extern int rl_unbind_command_in_map __P((char *, Keymap)); -extern int rl_set_key __P((char *, Function *, Keymap)); -extern int rl_generic_bind __P((int, char *, char *, Keymap)); -extern int rl_variable_bind __P((char *, char *)); +extern int rl_add_defun PARAMS((const char *, rl_command_func_t *, int)); +extern int rl_bind_key PARAMS((int, rl_command_func_t *)); +extern int rl_bind_key_in_map PARAMS((int, rl_command_func_t *, Keymap)); +extern int rl_unbind_key PARAMS((int)); +extern int rl_unbind_key_in_map PARAMS((int, Keymap)); +extern int rl_unbind_function_in_map PARAMS((rl_command_func_t *, Keymap)); +extern int rl_unbind_command_in_map PARAMS((const char *, Keymap)); +extern int rl_set_key PARAMS((const char *, rl_command_func_t *, Keymap)); +extern int rl_generic_bind PARAMS((int, const char *, char *, Keymap)); +extern int rl_variable_bind PARAMS((const char *, const char *)); /* Backwards compatibility, use rl_generic_bind instead. */ -extern int rl_macro_bind __P((char *, char *, Keymap)); +extern int rl_macro_bind PARAMS((const char *, const char *, Keymap)); /* Undocumented in the texinfo manual; not really useful to programs. */ -extern int rl_translate_keyseq __P((char *, char *, int *)); -extern char *rl_untranslate_keyseq __P((int)); - -extern Function *rl_named_function __P((char *)); -extern Function *rl_function_of_keyseq __P((const char *, Keymap, int *)); +extern int rl_translate_keyseq PARAMS((const char *, char *, int *)); +extern char *rl_untranslate_keyseq PARAMS((int)); -extern void rl_list_funmap_names __P((void)); -extern char **rl_invoking_keyseqs_in_map __P((Function *, Keymap)); -extern char **rl_invoking_keyseqs __P((Function *)); +extern rl_command_func_t *rl_named_function PARAMS((const char *)); +extern rl_command_func_t *rl_function_of_keyseq PARAMS((const char *, Keymap, int *)); -extern void rl_function_dumper __P((int)); -extern void rl_macro_dumper __P((int)); -extern void rl_variable_dumper __P((int)); +extern void rl_list_funmap_names PARAMS((void)); +extern char **rl_invoking_keyseqs_in_map PARAMS((rl_command_func_t *, Keymap)); +extern char **rl_invoking_keyseqs PARAMS((rl_command_func_t *)); + +extern void rl_function_dumper PARAMS((int)); +extern void rl_macro_dumper PARAMS((int)); +extern void rl_variable_dumper PARAMS((int)); -extern int rl_read_init_file __P((const char *)); -extern int rl_parse_and_bind __P((char *)); +extern int rl_read_init_file PARAMS((const char *)); +extern int rl_parse_and_bind PARAMS((char *)); /* Functions for manipulating keymaps. */ -extern Keymap rl_make_bare_keymap __P((void)); -extern Keymap rl_copy_keymap __P((Keymap)); -extern Keymap rl_make_keymap __P((void)); -extern void rl_discard_keymap __P((Keymap)); - -extern Keymap rl_get_keymap_by_name __P((char *)); -extern const char *rl_get_keymap_name __P((Keymap)); -extern void rl_set_keymap __P((Keymap)); -extern Keymap rl_get_keymap __P((void)); -extern void rl_set_keymap_from_edit_mode __P((void)); -extern const char *rl_get_keymap_name_from_edit_mode __P((void)); +extern Keymap rl_make_bare_keymap PARAMS((void)); +extern Keymap rl_copy_keymap PARAMS((Keymap)); +extern Keymap rl_make_keymap PARAMS((void)); +extern void rl_discard_keymap PARAMS((Keymap)); + +extern Keymap rl_get_keymap_by_name PARAMS((const char *)); +extern char *rl_get_keymap_name PARAMS((Keymap)); +extern void rl_set_keymap PARAMS((Keymap)); +extern Keymap rl_get_keymap PARAMS((void)); +/* Undocumented; used internally only. */ +extern void rl_set_keymap_from_edit_mode PARAMS((void)); +extern char *rl_get_keymap_name_from_edit_mode PARAMS((void)); /* Functions for manipulating the funmap, which maps command names to functions. */ -extern int rl_add_funmap_entry __P((const char *, Function *)); -extern void rl_initialize_funmap __P((void)); -extern char **rl_funmap_names __P((void)); +extern int rl_add_funmap_entry PARAMS((const char *, rl_command_func_t *)); +extern const char **rl_funmap_names PARAMS((void)); +/* Undocumented, only used internally -- there is only one funmap, and this + function may be called only once. */ +extern void rl_initialize_funmap PARAMS((void)); /* Utility functions for managing keyboard macros. */ -extern void rl_push_macro_input __P((char *)); +extern void rl_push_macro_input PARAMS((char *)); /* Functions for undoing, from undo.c */ -extern void rl_add_undo __P((enum undo_code, int, int, char *)); -extern void free_undo_list __P((void)); -extern int rl_do_undo __P((void)); -extern int rl_begin_undo_group __P((void)); -extern int rl_end_undo_group __P((void)); -extern int rl_modifying __P((int, int)); +extern void rl_add_undo PARAMS((enum undo_code, int, int, char *)); +extern void rl_free_undo_list PARAMS((void)); +extern int rl_do_undo PARAMS((void)); +extern int rl_begin_undo_group PARAMS((void)); +extern int rl_end_undo_group PARAMS((void)); +extern int rl_modifying PARAMS((int, int)); /* Functions for redisplay. */ -extern void rl_redisplay __P((void)); -extern int rl_on_new_line __P((void)); -extern int rl_forced_update_display __P((void)); -extern int rl_clear_message __P((void)); -extern int rl_reset_line_state __P((void)); - -#if defined (__STDC__) && defined (USE_VARARGS) && defined (PREFER_STDARG) -extern int rl_message (const char *, ...); +extern void rl_redisplay PARAMS((void)); +extern int rl_on_new_line PARAMS((void)); +extern int rl_on_new_line_with_prompt PARAMS((void)); +extern int rl_forced_update_display PARAMS((void)); +extern int rl_clear_message PARAMS((void)); +extern int rl_reset_line_state PARAMS((void)); +extern int rl_crlf PARAMS((void)); + +#if (defined (__STDC__) || defined (__cplusplus)) && defined (USE_VARARGS) && defined (PREFER_STDARG) +extern int rl_message (const char *, ...) __attribute__((__format__ (printf, 1, 2))); #else extern int rl_message (); #endif +extern int rl_show_char PARAMS((int)); + /* Undocumented in texinfo manual. */ -extern int rl_show_char __P((int)); -extern int rl_character_len __P((int, int)); -extern int crlf __P((void)); +extern int rl_character_len PARAMS((int, int)); /* Save and restore internal prompt redisplay information. */ -extern void rl_save_prompt __P((void)); -extern void rl_restore_prompt __P((void)); +extern void rl_save_prompt PARAMS((void)); +extern void rl_restore_prompt PARAMS((void)); /* Modifying text. */ -extern int rl_insert_text __P((const char *)); -extern int rl_delete_text __P((int, int)); -extern int rl_kill_text __P((int, int)); -extern char *rl_copy_text __P((int, int)); +extern void rl_replace_line PARAMS((const char *, int)); +extern int rl_insert_text PARAMS((const char *)); +extern int rl_delete_text PARAMS((int, int)); +extern int rl_kill_text PARAMS((int, int)); +extern char *rl_copy_text PARAMS((int, int)); /* Terminal and tty mode management. */ -extern void rl_prep_terminal __P((int)); -extern void rl_deprep_terminal __P((void)); -extern void rltty_set_default_bindings __P((Keymap)); +extern void rl_prep_terminal PARAMS((int)); +extern void rl_deprep_terminal PARAMS((void)); +extern void rl_tty_set_default_bindings PARAMS((Keymap)); -extern int rl_reset_terminal __P((char *)); -extern void rl_resize_terminal __P((void)); +extern int rl_reset_terminal PARAMS((const char *)); +extern void rl_resize_terminal PARAMS((void)); +extern void rl_set_screen_size PARAMS((int, int)); +extern void rl_get_screen_size PARAMS((int *, int *)); -/* `Public' utility functions . */ -extern void rl_extend_line_buffer __P((int)); -extern int ding __P((void)); +extern char *rl_get_termcap PARAMS((const char *)); /* Functions for character input. */ -extern int rl_stuff_char __P((int)); -extern int rl_execute_next __P((int)); -extern int rl_read_key __P((void)); -extern int rl_getc __P((FILE *)); +extern int rl_stuff_char PARAMS((int)); +extern int rl_execute_next PARAMS((int)); +extern int rl_clear_pending_input PARAMS((void)); +extern int rl_read_key PARAMS((void)); +extern int rl_getc PARAMS((FILE *)); +extern int rl_set_keyboard_input_timeout PARAMS((int)); + +/* `Public' utility functions . */ +extern void rl_extend_line_buffer PARAMS((int)); +extern int rl_ding PARAMS((void)); +extern int rl_alphabetic PARAMS((int)); /* Readline signal handling, from signals.c */ -extern int rl_set_signals __P((void)); -extern int rl_clear_signals __P((void)); -extern void rl_cleanup_after_signal __P((void)); -extern void rl_reset_after_signal __P((void)); -extern void rl_free_line_state __P((void)); +extern int rl_set_signals PARAMS((void)); +extern int rl_clear_signals PARAMS((void)); +extern void rl_cleanup_after_signal PARAMS((void)); +extern void rl_reset_after_signal PARAMS((void)); +extern void rl_free_line_state PARAMS((void)); + +extern int rl_set_paren_blink_timeout PARAMS((int)); /* Undocumented. */ -extern int rl_expand_prompt __P((char *)); - -extern int maybe_save_line __P((void)); -extern int maybe_unsave_line __P((void)); -extern int maybe_replace_line __P((void)); +extern int rl_maybe_save_line PARAMS((void)); +extern int rl_maybe_unsave_line PARAMS((void)); +extern int rl_maybe_replace_line PARAMS((void)); /* Completion functions. */ -extern int rl_complete_internal __P((int)); -extern void rl_display_match_list __P((char **, int, int)); +extern int rl_complete_internal PARAMS((int)); +extern void rl_display_match_list PARAMS((char **, int, int)); + +extern char **rl_completion_matches PARAMS((const char *, rl_compentry_func_t *)); +extern char *rl_username_completion_function PARAMS((const char *, int)); +extern char *rl_filename_completion_function PARAMS((const char *, int)); + +extern int rl_completion_mode PARAMS((rl_command_func_t *)); + +#if 0 +/* Backwards compatibility (compat.c). These will go away sometime. */ +extern void free_undo_list PARAMS((void)); +extern int maybe_save_line PARAMS((void)); +extern int maybe_unsave_line PARAMS((void)); +extern int maybe_replace_line PARAMS((void)); -extern char **completion_matches __P((const char *, CPFunction *)); -extern char *username_completion_function __P((const char *, int)); -extern char *filename_completion_function __P((const char *, int)); +extern int ding PARAMS((void)); +extern int alphabetic PARAMS((int)); +extern int crlf PARAMS((void)); + +extern char **completion_matches PARAMS((char *, rl_compentry_func_t *)); +extern char *username_completion_function PARAMS((const char *, int)); +extern char *filename_completion_function PARAMS((const char *, int)); +#endif /* **************************************************************** */ /* */ @@ -403,7 +452,22 @@ extern char *filename_completion_function __P((const char *, int)); /* **************************************************************** */ /* The version of this incarnation of the readline library. */ -extern const char *rl_library_version; +extern const char *rl_library_version; /* e.g., "4.2" */ +extern int rl_readline_version; /* e.g., 0x0402 */ + +/* True if this is real GNU readline. */ +extern int rl_gnu_readline_p; + +/* Flags word encapsulating the current readline state. */ +extern int rl_readline_state; + +/* Says which editing mode readline is currently using. 1 means emacs mode; + 0 means vi mode. */ +extern int rl_editing_mode; + +/* Insert or overwrite mode for emacs mode. 1 means insert mode; 0 means + overwrite mode. Reset to insert mode on each input line. */ +extern int rl_insert_mode; /* The name of the calling program. You should initialize this to whatever was in argv[0]. It is used when parsing conditionals. */ @@ -417,7 +481,8 @@ extern char *rl_prompt; extern char *rl_line_buffer; /* The location of point, and end. */ -extern int rl_point, rl_end; +extern int rl_point; +extern int rl_end; /* The mark, or saved cursor position. */ extern int rl_mark; @@ -434,29 +499,44 @@ extern int rl_pending_input; or directly from an application. */ extern int rl_dispatching; +/* Non-zero if the user typed a numeric argument before executing the + current function. */ +extern int rl_explicit_arg; + +/* The current value of the numeric argument specified by the user. */ +extern int rl_numeric_arg; + +/* The address of the last command function Readline executed. */ +extern rl_command_func_t *rl_last_func; + /* The name of the terminal to use. */ -extern char *rl_terminal_name; +extern const char *rl_terminal_name; /* The input and output streams. */ -extern FILE *rl_instream, *rl_outstream; +extern FILE *rl_instream; +extern FILE *rl_outstream; /* If non-zero, then this is the address of a function to call just before readline_internal () prints the first prompt. */ -extern Function *rl_startup_hook; +extern rl_hook_func_t *rl_startup_hook; /* If non-zero, this is the address of a function to call just before readline_internal_setup () returns and readline_internal starts reading input characters. */ -extern Function *rl_pre_input_hook; - +extern rl_hook_func_t *rl_pre_input_hook; + /* The address of a function to call periodically while Readline is awaiting character input, or NULL, for no event handling. */ -extern Function *rl_event_hook; +extern rl_hook_func_t *rl_event_hook; + +/* The address of the function to call to fetch a character from the current + Readline input stream */ +extern rl_getc_func_t *rl_getc_function; + +extern rl_voidfunc_t *rl_redisplay_function; -extern Function *rl_getc_function; -extern VFunction *rl_redisplay_function; -extern VFunction *rl_prep_term_function; -extern VFunction *rl_deprep_term_function; +extern rl_vintfunc_t *rl_prep_term_function; +extern rl_voidfunc_t *rl_deprep_term_function; /* Dispatch variables. */ extern Keymap rl_executing_keymap; @@ -468,6 +548,18 @@ extern Keymap rl_binding_keymap; rl_newline. */ extern int rl_erase_empty_line; +/* If non-zero, the application has already printed the prompt (rl_prompt) + before calling readline, so readline should not output it the first time + redisplay is done. */ +extern int rl_already_prompted; + +/* A non-zero value means to read only this many characters rather than + up to a character bound to accept-line. */ +extern int rl_num_chars_to_read; + +/* The text of a currently-executing keyboard macro. */ +extern char *rl_executing_macro; + /* Variables to control readline signal handling. */ /* If non-zero, readline will install its own signal handlers for SIGINT, SIGTERM, SIGQUIT, SIGALRM, SIGTSTP, SIGTTIN, and SIGTTOU. */ @@ -482,9 +574,9 @@ extern int rl_catch_sigwinch; /* Completion variables. */ /* Pointer to the generator function for completion_matches (). - NULL means to use filename_entry_function (), the default filename - completer. */ -extern Function *rl_completion_entry_function; + NULL means to use rl_filename_completion_function (), the default + filename completer. */ +extern rl_compentry_func_t *rl_completion_entry_function; /* If rl_ignore_some_completions_function is non-NULL it is the address of a function to call after all of the possible matches have been @@ -492,7 +584,7 @@ extern Function *rl_completion_entry_function; The function is called with one argument; a NULL terminated array of (char *). If your function removes any of the elements, they must be free()'ed. */ -extern Function *rl_ignore_some_completions_function; +extern rl_compignore_func_t *rl_ignore_some_completions_function; /* Pointer to alternative function to create matches. Function is called with TEXT, START, and END. @@ -501,7 +593,7 @@ extern Function *rl_ignore_some_completions_function; If this function exists and returns NULL then call the value of rl_completion_entry_function to try to match, otherwise use the array of strings returned. */ -extern CPPFunction *rl_attempted_completion_function; +extern rl_completion_func_t *rl_attempted_completion_function; /* The basic list of characters that signal a break between words for the completer routine. The initial contents of this variable is what @@ -517,23 +609,34 @@ extern const char *rl_completer_word_break_characters; Completion occurs on the entire substring, and within the substring rl_completer_word_break_characters are treated as any other character, unless they also appear within this list. */ -extern char *rl_completer_quote_characters; +extern const char *rl_completer_quote_characters; /* List of quote characters which cause a word break. */ extern const char *rl_basic_quote_characters; /* List of characters that need to be quoted in filenames by the completer. */ -extern char *rl_filename_quote_characters; +extern const char *rl_filename_quote_characters; /* List of characters that are word break characters, but should be left in TEXT when it is passed to the completion function. The shell uses this to help determine what kind of completing to do. */ -extern char *rl_special_prefixes; +extern const char *rl_special_prefixes; /* If non-zero, then this is the address of a function to call when completing on a directory name. The function is called with - the address of a string (the current directory name) as an arg. */ -extern Function *rl_directory_completion_hook; + the address of a string (the current directory name) as an arg. It + changes what is displayed when the possible completions are printed + or inserted. */ +extern rl_icppfunc_t *rl_directory_completion_hook; + +/* If non-zero, this is the address of a function to call when completing + a directory name. This function takes the address of the directory name + to be modified as an argument. Unlike rl_directory_completion_hook, it + only modifies the directory name used in opendir(2), not what is displayed + when the possible completions are printed or inserted. It is called + before rl_directory_completion_hook. I'm not happy with how this works + yet, so it's undocumented. */ +extern rl_icppfunc_t *rl_directory_rewrite_hook; /* Backwards compatibility with previous versions of readline. */ #define rl_symbolic_link_hook rl_directory_completion_hook @@ -545,7 +648,7 @@ extern Function *rl_directory_completion_hook; where MATCHES is the array of strings that matched, NUM_MATCHES is the number of strings in that array, and MAX_LENGTH is the length of the longest string in that array. */ -extern VFunction *rl_completion_display_matches_hook; +extern rl_compdisp_func_t *rl_completion_display_matches_hook; /* Non-zero means that the results of the matches are to be treated as filenames. This is ALWAYS zero on entry, and can only be changed @@ -563,17 +666,17 @@ extern int rl_filename_quoting_desired; Called with the text to quote, the type of match found (single or multiple) and a pointer to the quoting character to be used, which the function can reset if desired. */ -extern CPFunction *rl_filename_quoting_function; +extern rl_quote_func_t *rl_filename_quoting_function; /* Function to call to remove quoting characters from a filename. Called before completion is attempted, so the embedded quotes do not interfere with matching names in the file system. */ -extern CPFunction *rl_filename_dequoting_function; +extern rl_dequote_func_t *rl_filename_dequoting_function; /* Function to call to decide whether or not a word break character is quoted. If a character is quoted, it does not break words for the completer. */ -extern Function *rl_char_is_quoted_p; +extern rl_linebuf_func_t *rl_char_is_quoted_p; /* Non-zero means to suppress normal filename completion after the user-specified completion function has been called. */ @@ -588,11 +691,26 @@ extern int rl_completion_type; default is a space. Nothing is added if this is '\0'. */ extern int rl_completion_append_character; +/* If set to non-zero by an application completion function, + rl_completion_append_character will not be appended. */ +extern int rl_completion_suppress_append; + /* Up to this many items will be displayed in response to a possible-completions call. After that, we ask the user if she is sure she wants to see them all. The default value is 100. */ extern int rl_completion_query_items; +/* If non-zero, a slash will be appended to completed filenames that are + symbolic links to directory names, subject to the value of the + mark-directories variable (which is user-settable). This exists so + that application completion functions can override the user's preference + (set via the mark-symlinked-directories variable) if appropriate. + It's set to the value of _rl_complete_mark_symlink_dirs in + rl_complete_internal before any application-specific completion + function is called, so without that function doing anything, the user's + preferences are honored. */ +extern int rl_completion_mark_symlink_dirs; + /* If non-zero, then disallow duplicates in the matches. */ extern int rl_ignore_completion_duplicates; @@ -610,9 +728,69 @@ extern int rl_inhibit_completion; #define SINGLE_MATCH 1 #define MULT_MATCH 2 -#if !defined (savestring) -extern char *savestring (); /* XXX backwards compatibility */ -#endif +/* Possible state values for rl_readline_state */ +#define RL_STATE_NONE 0x00000 /* no state; before first call */ + +#define RL_STATE_INITIALIZING 0x00001 /* initializing */ +#define RL_STATE_INITIALIZED 0x00002 /* initialization done */ +#define RL_STATE_TERMPREPPED 0x00004 /* terminal is prepped */ +#define RL_STATE_READCMD 0x00008 /* reading a command key */ +#define RL_STATE_METANEXT 0x00010 /* reading input after ESC */ +#define RL_STATE_DISPATCHING 0x00020 /* dispatching to a command */ +#define RL_STATE_MOREINPUT 0x00040 /* reading more input in a command function */ +#define RL_STATE_ISEARCH 0x00080 /* doing incremental search */ +#define RL_STATE_NSEARCH 0x00100 /* doing non-inc search */ +#define RL_STATE_SEARCH 0x00200 /* doing a history search */ +#define RL_STATE_NUMERICARG 0x00400 /* reading numeric argument */ +#define RL_STATE_MACROINPUT 0x00800 /* getting input from a macro */ +#define RL_STATE_MACRODEF 0x01000 /* defining keyboard macro */ +#define RL_STATE_OVERWRITE 0x02000 /* overwrite mode */ +#define RL_STATE_COMPLETING 0x04000 /* doing completion */ +#define RL_STATE_SIGHANDLER 0x08000 /* in readline sighandler */ +#define RL_STATE_UNDOING 0x10000 /* doing an undo */ +#define RL_STATE_INPUTPENDING 0x20000 /* rl_execute_next called */ + +#define RL_STATE_DONE 0x80000 /* done; accepted line */ + +#define RL_SETSTATE(x) (rl_readline_state |= (x)) +#define RL_UNSETSTATE(x) (rl_readline_state &= ~(x)) +#define RL_ISSTATE(x) (rl_readline_state & (x)) + +struct readline_state { + /* line state */ + int point; + int end; + int mark; + char *buffer; + int buflen; + UNDO_LIST *ul; + char *prompt; + + /* global state */ + int rlstate; + int done; + Keymap kmap; + + /* input state */ + rl_command_func_t *lastfunc; + int insmode; + int edmode; + int kseqlen; + FILE *inf; + FILE *outf; + int pendingin; + char *macro; + + /* signal state */ + int catchsigs; + int catchsigwinch; + + /* reserved for future expansion, so the struct size doesn't change */ + char reserved[64]; +}; + +extern int rl_save_state PARAMS((struct readline_state *)); +extern int rl_restore_state PARAMS((struct readline_state *)); #ifdef __cplusplus } |